Struct template const_cast_

Boost C++ Libraries

Struct template const_cast_

boost::xpressive::op::const_cast_ — const_cast_<> is a PolymorphicFunctionObject for const-casting a parameter to a cv qualification.

Synopsis

// In header: <boost/xpressive/xpressive_fwd.hpp>

template<typename T> 
struct const_cast_ {

  // public member functions
  template<typename Value> T operator()(Value const &) const;
};

Description

Template Parameters

```
typename T
```
The type to which to const-cast the parameter.

`const_cast_` public member functions

```
template<typename Value> T operator()(Value const & val) const;
```
Parameters:

val

The value to const-cast.

Requires:

Types T and Value differ only in cv-qualification.

Returns:

const_cast<T>(val)